http://archive.shreveporttimes.com/VideoNetwork/3350644418001/Paris-in-pollution-crackdownhttp://cdn.newslook.com/fb/fb6f9f31dd14bcb9f3e134d2ac1c9602/mp4_low/fb6f9f31dd14bcb9f3e134d2ac1c9602-mp4_low.mp4http://archive.shreveporttimes.com/VideoNetwork/3350644418001/Paris-in-pollution-crackdownhttp://cdn.newslook.com/fb/fb6f9f31dd14bcb9f3e134d2ac1c9602/images/frame_ext.jpgParis in pollution crackdownFrench authorities impose the toughest curbs on car use in the capital in 20 years to combat high pollution levels. Rough cut (no reporter narration)1parisBrusselsnewslookfrancois hollandefranceamsterdamWorldberlinLondonscience00:45